Cisco CP-8851-3PCC-K9 IP Phone
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CP-8851-3PCC-K9 Cisco 8851 IP Phone With MPP firmware New

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Part Number#: CP-8851-3PCC-K9
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Short Description:
CP-8851-3PCC-K9 8800 Series Corded/Cordless 5 Lines 2 Ports Desktop and Wall-mountable IP Phone With MPP (Multiplatform Phone Firmware) | Made by Cisco | New Factory Sealed
Product Condition:
New Retail Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days

Product Overview of the Cisco CP-8851-3PCC-K9 IP Phone

The Cisco CP-8851-3PCC-K9 is a member of the 8800 Series IP Phones designed to offer advanced communication features. This model supports both corded and cordless configurations, providing flexibility for users. With the capability to handle 5 lines, featuring 2 ports, and designed for desktop and wall-mountable use, this IP phone is equipped with Multiplatform Phone Firmware (MPP), allowing compatibility with various communication platforms.

Understanding Cisco 8800 Series IP Phones

The 8800 Series IP Phones from Cisco are known for their robust features and versatility in various communication environments. These phones are designed to provide a comprehensive set of communication tools, enhancing productivity and collaboration within organizations.

Features of Cisco CP-8851-3PCC-K9 IP Phone

Corded and Cordless Configurations

The CP-8851-3PCC-K9 supports both corded and cordless setups, allowing users to choose the configuration that suits their preferences and working style.

5 Lines

With the ability to handle 5 lines, this IP phone enables users to manage multiple calls simultaneously, providing efficiency in communication.

2 Ports

Featuring 2 ports, the phone allows for connectivity with multiple devices or accessories, expanding its functionality within a networked environment.

Desktop and Wall-Mountable

Designed for versatility, this IP phone can be placed on a desktop or mounted on a wall, adapting to different office setups and user preferences.

Multiplatform Phone Firmware (MPP)

The inclusion of Multiplatform Phone Firmware (MPP) makes the CP-8851-3PCC-K9 compatible with various communication platforms, providing flexibility in deployment.

Importance of Multiplatform Phone Firmware (MPP)

Multiplatform Phone Firmware (MPP) is significant for several reasons:


MPP ensures that the IP phone can work seamlessly with various communication platforms, allowing businesses to choose the platform that best suits their needs.

Flexibility in Deployment

The ability to deploy the phone on different communication platforms adds flexibility, making it easier for organizations to adapt to evolving communication technologies.


MPP helps future-proof the IP phone, ensuring that it remains compatible with emerging communication platforms and technologies.

Benefits of Using Cisco CP-8851-3PCC-K9 IP Phone

Corded and Cordless Flexibility

The support for both corded and cordless configurations provides users with flexibility in how they interact with the phone, accommodating different work preferences.

Efficient Call Management

With the capability to handle 5 lines, users can efficiently manage multiple calls, enhancing communication productivity in busy work environments.

Connectivity Options

Featuring 2 ports, the IP phone allows for connectivity with additional devices or accessories, expanding its functionality within a networked environment.

Versatile Placement

Designed for desktop and wall-mountable use, the phone can be placed in various locations, adapting to different office setups and user preferences.

Compatibility with Various Platforms

The inclusion of MPP ensures that the IP phone is compatible with a range of communication platforms, offering organizations the freedom to choose the platform that best suits their needs.

Use Cases for Cisco CP-8851-3PCC-K9 IP Phone

Office Environments

In office settings where efficient communication is crucial, this IP phone offers flexibility, efficient call management, and compatibility with various communication platforms.

Remote Work

For remote work scenarios, the cordless configuration provides flexibility, allowing users to move around while staying connected. Compatibility with different platforms supports remote collaboration.

Multi-Device Connectivity

In environments where users need to connect multiple devices or accessories, the phone's 2 ports provide the necessary connectivity.

Enhanced Security Features

The CP-8851-3PCC-K9 is a 5-line IP phone that features enhanced security features. The phone is designed to provide secure and reliable voice communications, ensuring that sensitive information remains confidential. Some of the key security features of the CP-8851-3PCC-K9 include:

  • Support for secure communications protocols, such as SRTP and TLS
  • Authentication and authorization to prevent unauthorized access
  • Encryption of voice communications to protect against eavesdropping
  • Protection against malware and viruses through the use of secure boot and signature verification
  • Regular software updates and patches to address security vulnerabilities

These security features help to ensure that users can have confidence in the security and privacy of their voice communications and that sensitive information is protected against unauthorized access or interception.

Integration with Cisco Unified Communications Manager

The CP-8851-3PCC-K9 is a 5-line IP phone that is designed for integration with Cisco Unified Communications Manager (CUCM). CUCM is a unified communication and collaboration solution that enables organizations to manage their voice and video communications from a single platform. Integration with CUCM provides the CP-8851-3PCC-K9 with several advanced features and benefits, including:

  • Centralized call management and control, allowing users to manage and transfer calls directly from the phone
  • Integration with other Cisco collaboration tools, such as video conferencing and instant messaging
  • Ability to manage and update phone settings and configurations remotely
  • Advanced call routing and queuing capabilities, allowing organizations to manage call volumes and queues efficiently
  • Real-time monitoring and reporting on call performance and usage

By integrating with CUCM, the CP-8851-3PCC-K9 becomes a valuable part of a complete communication and collaboration solution, providing users with a seamless and efficient experience for managing their voice and video communications.

Power over Ethernet (PoE) Support

The CP-8851-3PCC-K9 is a 5-line IP phone that supports Power over Ethernet (PoE). PoE is a technology that enables power to be delivered over Ethernet cables, eliminating the need for a separate power supply. This provides several benefits, including:

  • Reduced installation costs, as there is no need to install a separate power outlet for each phone
  • Increased flexibility in terms of phone placement, as the phone can be located anywhere there is an Ethernet connection
  • Improved reliability and performance, as the phone is powered directly from the network, reducing the risk of power-related issues
  • Improved energy efficiency, as power is only delivered to devices that are in use, reducing energy waste
  • Simplified administration, as there is only one cable required for each phone, reducing the need for additional cables and reducing clutter

By supporting PoE, the CP-8851-3PCC-K9 provides organizations with a flexible, reliable, and cost-effective solution for their IP phone needs. The use of PoE helps to reduce the complexity and cost of IP phone deployments, while also improving the user experience and overall performance.

Key Information about Cisco CP-8851-3PCC-K9

  • Manufacturer: Cisco
  • Model Number or SKU# CP-8851-3PCC-K9
  • Product Series: 8800
  • Product Name: IP Phone 8851
  • Product Type: IP Phone Firmware

Technical Information of IP Phone

  • IP Phone Technology VoIP
  • Handset Connectivity Technology: Corded/Cordless
  • Base Unit Connectivity Technology: Corded
  • Wireless Technology: Bluetooth
  • Total Number of Phone Lines: 5
  • Caller ID: Yes
  • Speakerphone: Yes

Interfaces/Ports of Cisco Bussiness 8800 Series IP Phone

  • Network (RJ-45): Yes
  • Number of Network (RJ-45) Ports: 2
  • USB: Yes
  • PoE (RJ-45) Port: Yes


  • Package Contents:
  • IP Phone 8851
  • Black Bezel
  • Unified Communications Manager

In summary, the Cisco CP-8851-3PCC-K9 8800 Series IP Phone with Multiplatform Phone Firmware (MPP) offers a comprehensive solution for efficient communication in various environments. Whether used in office setups, remote work scenarios, or situations requiring multi-device connectivity, this IP phone provides flexibility, efficient call management, and compatibility with different communication platforms. Its corded and cordless configurations, support for multiple lines, versatile placement options, and MPP compatibility make it a valuable tool for enhancing communication and collaboration within organizations.

Product Condition:
New Retail Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days

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30-days to 3 years warranty:

Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

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